Math 8 Module 1 Refresher (Exponents and Sci Not)

Positivity Rules!

100

The simplified exponent form of the expression:

2⁵x2⁶

What is 2¹¹?

200

The simplified exponent form of the expression:

(6³)⁴

What is 6¹²?

300

The simplified exponent form of the expression:

5⁸x4⁸

What is 20⁸?

400

The simplified exponent form of the expression:

(4³x6³)⁰

What is 1?

500

The missing exponent in the expression:

5^?x5²=5⁸

What is x=6?

Don't Be a Downer (Negative Exponents)

100

The simplified exponent form of the expression:

6^-4

What is 

1/(6^4)?

200

The simplified exponent form of the expression:

3^8/(3^2)

What is 3⁶?

300

The simplified exponent form of the expression:

8^5/8^5

What is 8⁰? or What is 1?

400

The simplified exponent form of the expression:

1/(9^-2)

What is 

9^2?

500

The simplified exponent form of the expression:

(3^2/(4^5))^-1

What is 

4^5/(3^2)?

Simplify these!

100

The simplified exponent form of the expression when x=2 and y=1

x^3*y^2

What is 

2^3?

200

The simplified exponent form of the expression when x=1

x^3*x^1

What is 

(-1)^4?

300

The simplified exponent form of the expression when x=3 and y=2:

(4*x^3)/y^4

What is 

(4*3^3)/2^4 or 3^3/2^2?

400

The simplified exponent form of the expression when x=-1 and y=3:

5^x/(y^2)

What is 

1/(5^1*3^2)

500

The simplified exponent form of the expression when x=2 and y=4:

(x^8*y^3)/(2^x*4^y)

What is 

2^10/(4^1)?

Scientific Notation

100

The following number is written in what form:

3.1x10⁵

What is scientific notation?

200

A negative exponent in a problem with scientific notation means the standard form number is very, very ____________.

What is small?

300

The following number written in standard form:

8.9x10^-3

What is 0.0089?

400

The following number written in scientific notation:

27,000,000

What is 2.7x10⁷?

500

The following number written in correct scientific notation:

56x10⁹

What is 5.6x10¹⁰?